10-26 Exercise 2: Displays the number of its digits and their sum

Question

Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如，數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

Answer 1

Hidden content!
 **  *  *** **   *** *  *

int   *  *

int  ** 

int  **

 * *** ** **  *  * *  * **
 *** *** 
 **** 
 *     * *** *
* ****** * 
* *  *  

*    * * **** **
a= ** 
* *
}


****** * * **   ** **  *  


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
********  * * ****  

int *** **  *

int ***  

int    

** ** *    **  ***  *  **** 
* * * **
* *** **** 
 **       **  
 *   ***  ** *
**   

*** * * * * * **
a=   **
*  
}


* *   *   * * * *  *   * * * 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
 ****   ***** *** *  **

int ** * 

int  * 

int  

 ***  **  *  ** **  **    **
  * *
*  **  
    * * ***
  **** * *
 *** 

** * * **  **  ** 
a=   
  
}


*   ** ** * *  *****     


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
* * * *  *  *** *   

int    *** **

int   *  

int ** 

    * *** **** *   *  **** *  ** * 
*  **   
**  **  **
******   *
*  * ***  ** *
* *  *

*               
a=  **
*  
}


**    * * *    *     * 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

Hidden content!
 *    * *  *****  ****

int  * ****

int ***  

int  * 

*  *   **       ***  *    *
**** *
*  ** **  
*  **** 
  *****
   ** *

  ** ******* *
a=     *
  *
}


 *   * *** ***  * * *    **   **


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
*** ** ***  ********   **

int *  ** **   

int * * 

int *

*  * *  * **     *  *** * * 
   ***   
  * ** * *
*  * *  *****
 *   * **
***  **

 * **  * *  **    
a=    *
    
}


  *** * ***    *  *    ** 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
   **** * *** * **** 

int     *  *

int ******

int *   

 **** * *  ***** *   ** ****
** *  ****
* **  **  *
*  **     * 
   ***  * **
*****  

**** *  *  ***
a= **
**
}


* ****   * * ***  ***** ** 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
    **   *    **  *** *

int * ** *

int  * ** 

int ** 

* **  * * **  ****  *   *   
* * **  
*  *  ****
  *    
*  *  *    *
*    ***

 **   **** ** 
a= ***
 * 
}


*  * *  ***    * * *   *  


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include<stdio.h>
int main()
{
    ** **  **** ***** *   n,digits = 0,sum = 0;
* ****    *  * ** ** ****  ***   *   **  ****** ** ** 
 ***   **  ***   ***    * *   {
 * ****  *  **** *   ** ** ***** *       * *   *  ** *** ***    **** 
   ** **  **** **** * * ** ** * ** **  ***        *  *  **
** **  **    ** * *** * **    *** *  ** * * ****  * **  *   
   *     * ** * ****     *  * * while(n > 0);
  *  ***  *   ** ***    * ****    d\n",digits,sum);
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 10

Hidden content!
#include<stdio.h>
int main()
{
* ** * **    *     *  *** * **  n,digits = 0,sum = 0;
* *   *  * *  * ***** **  ** ** * *  *   * * ***    *    **
* *    * * *** *****  * **    * * ** {
         **     *  *** ***   * ** * **   ***   ** ***  * * *  * * 
** *   *****     *** ******   ***    *   ** *   *   
 * *****  *  ****          ***   * **** *    **  *** **
     * *   ** * *  * * ** *    while(n > 0);
  **  * **** * * * *** *     *****     d\n",digits,sum);

Comments

prog.c: In function 'main':
prog.c:11:5: error: expected declaration or statement at end of input
     printf("%d% d\n",digits,sum);
     ^~~~~~